1 (1549) | Bulgarian Academy of Sciences | BGR | ||
2 (2362) | Sofia University | BGR | ||
3 (2489) | Medical University of Sofia | BGR | ||
4 (2542) | University of Chemical Technology and Metallurgy | BGR | ||
5 (3345) | Technical University of Sofia | BGR | ||
6 (3593) | University of Plovdiv Paisii Hilendarski | BGR | ||